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12011201033320 = 235523157403943
BaseRepresentation
bin1010111011001001001101…
…0111101111010001101000
31120112021000020210112220101
42232302103113233101220
53033242414431031240
641313511455035144
72346531521145226
oct256622327572150
946467006715811
1012011201033320
113910a15940a35
12141ba26b0bab4
13691861173958
142d74b945db16
1515c68b47039a
hexaec935ef468

12011201033320 has 32 divisors (see below), whose sum is σ = 27030369150720. Its totient is φ = 4803561866560.

The previous prime is 12011201033297. The next prime is 12011201033389. The reversal of 12011201033320 is 2333010211021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28492732 + ... + 28911211.

It is an arithmetic number, because the mean of its divisors is an integer number (844699035960).

Almost surely, 212011201033320 is an apocalyptic number.

12011201033320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12011201033320 is an abundant number, since it is smaller than the sum of its proper divisors (15019168117400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011201033320 is a wasteful number, since it uses less digits than its factorization.

12011201033320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57409185 (or 57409181 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12011201033320 its reverse (2333010211021), we get a palindrome (14344211244341).

The spelling of 12011201033320 in words is "twelve trillion, eleven billion, two hundred one million, thirty-three thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 5231 10462 20924 26155 41848 52310 104620 209240 57403943 114807886 229615772 287019715 459231544 574039430 1148078860 2296157720 300280025833 600560051666 1201120103332 1501400129165 2402240206664 3002800258330 6005600516660 12011201033320